demagnetisation in a sentence

1. After the demagnetisation, the data is lost irretrievably because the servo paths in the process are completely erased.

2. The second quadrant within the four quadrants (+X and -Y) is the most important of the four curves and is known as the demagnetisation curve.

3. Neodymium magnets may also be impacted by permanent demagnetisation fields and radiation so it's important to always fully understand the environment that the magnet will be utilized in.